A.I am altering my course to starboard
B.I am altering my course to port
C.I am operating astern propulsion
D.I am operating ahead propulsion
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A.getting
B.to get
C.to have got
D.for getting
A.at
B.in
C.on
D.over
A.a blast of from five to seven seconds' duration
B.a blast of from five to six seconds' duration
C.a blast of from four to six seconds' duration
D.a blast of from six to seven seconds' duration
A.at
B.for
C.in
D.on
A.on
B.by
C.in
D.for
最新試題
Which statement is TRUE with respect to the elasticity of nylon mooring lines?（）.
The ship will be（）demurrage soon.
Smoking in bed on a ship is prohibited（）.
Which mooring line has the least elasticity?（）
The radiotelegraphy safety messages for condition indicating distress，urgency and safety，respectively，are（）.
In order to prevent galvanic corrosion，an aluminum boat must be insulated from the davits and gripes. Which of the following is acceptable as an insulator?（）
I would be very much（）if you could arrange for a radio technician to come on board as soon as possible for my radar repair.
Which measure should NOT be taken to reduce the pounding of a vessel in a head sea?（）
Keep clear（）the buoy.
Proper use shall be made（）radar equipment if fitted and operational.